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Biography

Dr. Dong Zhaogang is an Associate Professor in the Science, Mathematics, and Technology (SMT) Cluster at the Singapore University of Technology and Design (����ɫ��). He received a B.Eng. degree with 1st class Honour (2005) and a Ph.D. degree (2012) from Electrical and Electronic Engineering, Nanyang Technological University, Singapore. From 2012 to 2024, he worked in the Institute of Materials Research and Engineering (IMRE) of A*STAR as scientist. His research interests include sub-10-nm nanofabrication, nanophononics, dielectric nanoantennas, plasmonics, quantum optical and superconducting devices. He has authored or co-authored ~80 refereed journal papers, including ACS Nano, Science Advances, Nature Communications, Nature Photonics, Nature Electronics, Advanced Functional Materials, Nano Letters, and so on. He also holds four PCT patents.

Education

• Ph.D. Electrical & Electronic Engineering, Nanyang Technological University (2012)
• B.Eng. Electrical & Electronic Engineering, Nanyang Technological University (2005)

Research Interests

Sub-10-nm nanofabrication, nanophotonics, quantum optical & superconducting devices

Awards

• 2024 IOP Outstanding Reviewer Award for Journal of Physics D
• 2023 MTC Individual Research Grant (IRG) Award
• 2023 IMRE Best Paper Award (Bronze)
• 2022 MTC Individual Research Grant (IRG) Award
• 2006 A*STAR Graduate Scholarship (AGS), Singapore
• 2005 Motorola Foundation Gold Medal, Nanyang Technological University, Singapore
• 2000 Undergraduate Scholarship by Ministry of Education, Singapore

Selected Publications

1. Lin Cui, Shu An, Henry Yit Loong Lee, Guang-Xin Liu, Hai Wang, Hai-Yu Wang, Lin Wu*,��Zhaogang Dong*, and Lei Wang*, “Dynamic Ultrastrong Coupling in a 2 nm Gap Plasmonic Cavity at the Sub-Picosecond Scale,”��Nano Letters��(2024), Vol. 24, Issue 30, pp. 9337-9344.
2. Evelin Csányi, Yan Liu, Soroosh Daqiqeh Rezaei, Henry Yit Loong Lee, Febiana Tjiptoharsono, Zackaria Mahfoud, Sergey Gorelik, Xiaofei Zhao, Li Jun Lim, Di Zhu, Jing Wu, Kuan Eng Johnson Goh, Weibo Gao, Zhi-Kuang Tan, Graham Leggett, Cheng-Wei Qiu*, and��Zhaogang Dong*, “Engineering and Controlling Perovskite Emissions via Optical Quasi-Bound-States-in-the-Continuum”,��Advanced Functional Materials��(2024), 34, Issue 2, pp. 2309539.
3. Zhaogang Dong^#,*, Lei Jin^��#, Soroosh Daqiqeh Rezaei, Hao Wang, Yang Chen, Febiana Tjiptoharsono, Jinfa Ho, Sergey Gorelik, Ray Jia Hong Ng, Qifeng Ruan, Cheng-Wei Qiu,* and Joel K. W. Yang*, “Schrödinger’s Red Pixel by Quasi Bound-State-In-Continuum,”��Science Advances��(2022), Vol. 8, Article Number eabm4512.
4. Zhaogang Dong^#,*, Zackaria Mahfoud^#, Ramón Paniagua-Dominguez, Hongtao Wang, Antonio I. Fernández-Domínguez, Sergey Gorelik, Son Tung Ha, Febiana Tjiptoharsono, Arseniy I. Kuznetsov, Michel Bosman*, and Joel K. W. Yang*, “Nanoscale Mapping of Optically Inaccessible Bound-States-in-the-Continuum,”��Light: Science & Applications – Nature��(2022), Vol. 11, Article Number 20.
5. Li Lu^#,��Zhaogang Dong^#,*, Febiana Tijiptoharsono, Ray Jia Hong Ng, Hongtao Wang, Soroosh Daqiqeh Rezaei, Yunzheng Wang, Hai Sheng Leong, Joel K. W. Yang* and Robert E. Simpson*, “Reversible Tuning of Mie Resonances in the Visible Spectrum,”��ACS Nano��(2021), Vol. 15, pp. 19722–19732.
6. Zhaogang Dong*,��Sergey Gorelik, Ramón Paniagua-Dominguez, Johnathan Yik, Jinfa Ho, Febiana Tjiptoharsono, Emmanuel Lassalle, Soroosh Daqiqeh Rezaei, Darren C. J. Neo, Ping Bai, Arseniy I. Kuznetsov* and Joel K. W. Yang*, “Silicon Nanoantenna Mix Arrays for a Trifecta of Quantum Emitter Enhancements,”��Nano Letters��(2021), Vol. 21, 4853–4860.
7. Zhaogang Dong, T. Wang, X. Chi, J. Ho, C. Tserkezis, S. L. K. Yap, A. Rusydi, F. Tjiptoharsono, D. Thian, N. Asger Mortensen, and Joel K. W. Yang, “Ultra-Violet Interband Plasmonics With Si Nanostructures,”��Nano Letters��(2019), V 19, pp. 8040-8048.
8. Zhaogang Dong, J. F. Ho, Y. Yu, Y. H. Fu, R. Paniagua-Dominguez, S. Wang, Arseniy I. Kuznetsov, and Joel K. W. Yang, “Printing beyond sRGB color gamut by mimicking silicon nanostructures in free-space,”��Nano Letters��(2017), Vol. 17, pp. 7620-7628.
9. Rongsheng Hu†, Shaowei Lin†, Fajun Li, Jiaqing Sheng, Yinong Xie, Baichang Deng, Youyu Zhang,��Zhaogang Dong, and Jinfeng Zhu, “Exploring Aptamer-based Metasurfaces for Label-free Plasmonic Biosensing of Breast Tumor-derived Exosomes,”��Advanced Optical Materials��(2024), pp. 2401180.
10. Guanya Wang, Keunhyuk Ryu,��Zhaogang Dong, Yuwei Hu, Yujie Ke, and Yi Long, “Micro/nanofabrication of heat management materials for energy-efficient building facades,”��Microsystems & Nanoengineering – Nature, Vol. 10, Issue 1, Pages 115 (2024).
11. Deepan Balakrishnan, Joel Yeo,��Zhaogang Dong, Ramon Paniagua-Dominguez, Michel Bosman, Utkur Mirsaidov, and Duane Loh, “Using Pop-Out 3D Metrology to Image Large Areas and Fast Dynamics to Nanometer Resolutions,”��Microscopy and Microanalysis, Vol. 30, Issue Supplement_1, pp. ozae044.895 (2024).
12. Hongbing Cai†, Abdullah Rasmita†, Ruihua He†, Zhaowei Zhang, Qinghai Tan, Disheng Chen, Naizhou Wang, Zhao Mu, John J. H. Eng, Yongzhi She, Nan Pan, Qian Wang,��Zhaogang Dong, Xiaoping Wang, Juan Wang, Yansong Miao, Ranjan Singh, Cheng-wei Qiu, Xiaogang Liu, and Weibo Gao*, “Charge-depletion-enhanced WSe2 quantum emitters on gold nanogap arrays with near-unity quantum efficiency,”��Nature Photonics,��18, pp. 842–847 (2024).
13. Hao Jiang, Jintao Fu, Jingxuan Wei, Shaojuan Li, Changbin Nie, Feiying Sun, Qing Yang Steve Wu, Mingxiu Liu,��Zhaogang Dong*, Xingzhan Wei*, Weibo Gao*, and Cheng-Wei Qiu*, “Synergistic-Potential Engineering Enables High-Efficiency Graphene Photodetector for Near to Mid-infrared light”,��Nature Communications��(2024), Vol. 15, Issue 1, Article number: 1225.
14. Yinong Xie, Qianting Chen, Jin Yao, Xueying Liu,��Zhaogang Dong, and Jinfeng Zhu*, “Dielectric Metasurface Evolution from Bulk to Monolayer by Strong Coupling of Quasi-BICs for Second Harmonic Boosting”,��Photonics Research (2024), Vol. 12, Issue 4, pp. 784-792.
15. Wei Chen, Yuyang Li, Yineng Liu, Yuan Gao, Yiming Yan,��Zhaogang Dong, and Jinfeng Zhu*, “All-dielectric SERS Metasurface with Strong Coupling quasi-BIC Energized by Transformer-based Deep Learning,”��Advanced Optical Materials��(2023), pp. 2301697.
16. Yujie Ke, Na Li, Yan Liu, Tingting Zhu, Shancheng Wang, Yanbin Li, Gaojian Lin, Qiuting Zhang, Yuwei Hu*,��Zhaogang Dong, Jie Yin, Zheng Liu, and Yi Long*, “Bio-inspired, Scalable, and Tri-Mode Stimuli-Chromic Composite for Smart Window Multifunctionality”,��Advanced Functional Materials��(2023), 33, Issue 46, pp. 2305998.
17. Ruihua He, Max Meunier,��Zhaogang Dong, Hongbing Cai, Weibo Gao*, Jesus Zuniga-Perez*, and Xiaogang Liu*, Interplay of Purcell effect and extraction efficiency for CsPbBr3 perovskite quantum dots coupled to Mie resonators,��Nanoscale��(2023), 15, pp. 1652-1660.
18. Shutao Zhang, Jun Zhang, Wei Peng Goh, Yan Liu, Febiana Tjiptoharsono, Henry Yit Loong Lee, Changyun Jiang, Jun Ding, Joel K. W. Yang*, and��Zhaogang Dong*, “Reversible Electrical Switching of Nanostructural Color Pixels”,��Nanophotonics��(2023), 12, Issue 8, pp. 1387-1395.
19. Jiteng Gu^#, Yan Liu^#, Nannan Meng, Vicknesh Sahmuganathan, Sze Chieh Tan, John Sudijono, Jiecong Tang, Eswaranand Venkatasubramanian, Abhijit Mallick, Febiana Tjiptoharson, Soroosh Daqiqeh Rezaei, Siew Lang Teo, Yunjie Chen, Ming Lin*,��Zhaogang Dong* and Kian Ping Loh*, “Structural Colors based on Diamond Metasurface for Information Encryption,”��Advanced Optical Materials��(2023), Vol. 11, Issue 6, pp. 2202826.
20. Soroosh Daqiqeh Rezaei^#,��Zhaogang Dong^#, Hao Wang, Jiahui Xu, Mohammad Tavakkoli Yaraki, Ken Choon Hwa Goh, and Joel K. W. Yang*, “Tri-Functional Metasurfaces for Phase, Amplitude, and Luminescence Control,”��Materials Today��(2023),��62, pp. 51-61.
21. Jinfa Ho^#,��Zhaogang Dong^#,*, Hai Sheng Leong, Jun Zhang, Febiana Tjiptoharsono, Soroosh Daqiqeh Rezaei, Ken Choon Hwa Goh, Mengfei Wu, Shiqiang Li, Jingyee Chee, Calvin Pei Yu Wong, Arseniy I. Kuznetsov and Joel K. W. Yang*, “Miniaturizing Color-Sensitive Photodetectors via Hybrid Nanoantennas toward Submicrometer Dimensions,”��Science Advances��(2022), Vol. 8, Issue 47, Article Number eadd3868. (Featured as the cover image for the issue of “Volume 8 | Issue 47 | 25 Nov 2022”).
22. Omar A. M. Abdelraouf, Ziyu Wang, Hailong Liu,��Zhaogang Dong, Qian Wang, Ye Ming, Xiao Renshaw Wang, Qi Jie Wang, and Hong Liu, “Recent Advances in Tunable Metasurfaces: Materials, Design and Applications,”��ACS Nano��(2022), Vol. 16, pp. 13339–13369.
23. Sergey S. Kruk*, Lei Wang*, Basudeb Sain,��Zhaogang Dong, Joel Yang, Thomas Zentgraf, and Yuri Kivshar*, “Asymmetric generation of images with nonlinear dielectric metasurfaces,”��Nature Photonics��(2022), Vol. 16, pp. 561–565.
24. Hong Kuan Ng^#, Du Xiang^#, Ady Suwardi^#, Guangwei Hu, Yunshan Zhao, Tao Liu, Huajun Liu, Shisheng Li, Jing Cao, Qiang Zhu,��Zhaogang Dong, Chee Kiang Ivan Tan, Dongzhi Chi, Cheng-Wei Qiu, Kedar Hippalgaonkar, Goki Eda, Ming Yang*, and Jing Wu*, “Improving Carrier Mobility in Two-Dimensional Semiconductors with Rippled Materials,”��Nature Electronics��(2022), Vol. 5, pp. 489–496.
25. Chunghwan Jung, Gyeongtae Kim, Minsu Jeong, Jaehyuck Jang,��Zhaogang Dong, Trevon Badloe, Joel K. W. Yang and Junsuk Rho, “Metasurface-Driven Optically Variable Devices,”��Chemical Reviews, (2021), Vol. 121, pp. 13013–13050.
26. Omar AM Abdelraouf, Aravind P Anthur,��Zhaogang Dong, Hailong Liu, Qian Wang, Leonid Krivitsky, Xiao Renshaw Wang*, Qi Jie Wang*, Hong Liu*, “Multistate Tuning of Third Harmonic Generation in Fano-Resonant Hybrid Dielectric Metasurfaces,”��Advanced Functional Materials��(2021), Vol. 31, pp. 2170356.
27. Jiahui Xu,��Zhaogang Dong, Mohamed Asbahi, Yiming Wu, Hao Wang, Liangliang Liang, Ray Jia Hong Ng, Hailong Liu, Joel K. W. Yang and Xiaogang Liu, “Deep-subwavelength Near-field Confinement towards Giant Upconversion Emission,”��Nano Letters, (2021), Vol. 21, 3044–3051.
28. D. Rezaei,��Zhaogang Dong, John En Chan You, Jonathan Trisno, Ray Ray Jia Hong Ng, Qifeng Ruan, Cheng-Wei Qiu, Niels Mortensen, and Joel K. W. Yang, “Nanophotonic Structural Colors,”��ACS Photonics��(2021), Vol. 8, pp. 18–33.
29. Kun Huang*, Dong Zhao, Febiana Tjiptoharsono, Yunjie Chen, Calvin Pei Yu Wong, Xiaosong Tang, Joel K. W. Yang, and��Zhaogang Dong*, “Bio-inspired Photonic Masquerade with Perturbative Metasurfaces,”��ACS Nano��(2020), Vol. 14, pp. 7529–7537.
30. Wang,��Zhaogang Dong, Eleen K. H. Hong, and Joel K. W. Yang, “Surface-Enhanced Infrared Absorption Spectroscopy Using Charge Transfer Plasmons,”��ACS Photonics��(2019), Vol. 6, pp. 1272-1278.
31. D. Rezaei, R. J. H. Ng,��Zhaogang Dong, J. Ho, S. Ramakrishna, and Joel K. W. Yang, “Wide-gamut plasmonic color palettes with constant subwavelength resolution,”��ACS Nano, (2019), Vol. 13, pp. 3580-3588.
32. Jin^#,��Zhaogang Dong^#, S. Mei, Y. F. Yu, Z. Wei, Z. Pan, S. D. Rezaei, X. Li, A. I. Kuznetsov, Yuri S. Kivshar, Joel K. W. Yang, and C.-W. Qiu, “Noninterleaved Metasurface for (2⁶-1) Spin- and Wavelength-Encoded Hologram,”��Nano Letters��(2018), Vol. 18, pp. 8016–8024.
33. Ho, Y. H. Fu,��Zhaogang Dong, R. Paniagua-Dominguez, Eleen H. H. Koay, Y. F. Yu, V. Valuckas, A. I. Kuznetsov, and Joel K. W. Yang, “Highly Directive Hybrid Metal-Dielectric Yagi-Uda Nanoantennas,”��ACS Nano��(2018), Vol. 12, pp. 8616-8624.
34. Wang^#,��Zhaogang Dong^#, H. Zhu^#, L. Jin, M. -H. Chiu, L. -J. Li, Q. Xu, G. Eda, S. Maier, Andrew T. S. Wee, C. -W. Qiu, and Joel K. W. Yang, “Selectively Plasmon-Enhanced Second-Harmonic Generation from Monolayer Tungsten Diselenide on Flexible Substrates,”��ACS Nano��(2018), Vol. 12, pp. 1859–1867.
35. Asbahi,��Zhaogang Dong,��F. Wang, Mohammad S. M. Saifullah, Joel K. W. Yang, and Karen S. L. Chong, “Second order directed positioning of nanoparticles induced by the main terminal meniscus shape in irregular template cavities,”��Nanoscale��(2017), Vol. 9, pp. 9886-9892.
36. Wang^#,��Zhaogang Dong^#, Y. Gu, Y. -H. Chang, L. Zhang, L. -J. Li, W. Zhao, G. Eda, W. Zhang, G. Grinblat, S. Maier, Joel K. W. Yang, C. W. Qiu, and Andrew T. S. Wee, “Giant photoluminescence enhancement in tungsten-diselenide–gold plasmonic hybrid structures,”��Nature Communications��(2016), Vol. 7, art. No. 11283.
37. Huang^#,��Zhaogang Dong^#, S. T. Mei, L. Zhang, Y. Liu, H. Liu, H. Zhu, J. H. Teng, B. Luk’yanchuk, Joel K. W. Yang, and C. -W. Qiu, “Silicon multi-meta-holograms for the broadband visible light,”��Laser and Photonics Review��(2016), Vol. 10, pp. 500–509.
38. Yu^#,��Zhaogang Dong^#, Y. Liu^#, T. Liu, J. Tao, Y. Zeng, Joel K. W. Yang, and Q. J. Wang, “High performance, visible to mid-infrared photodetector based on graphene nanoribbons passivated by HfO₂,”��Nanoscale��(2016), Vol. 8, pp. 327-332.
39. Yu^#,��Zhaogang Dong^#, Joel K. W. Yang, and Q. J. Wang, “Room-temperature mid-infrared photodetector in all-carbon graphene nanoribbon-C₆₀��hybrid nanostructure,”��Optica��(2016), Vol. 3, pp. 979 -984.
40. Zhaogang Dong, M. Asbahi, J. Lin, D. Zhu, Y. M. Wang, K. Hippalgaonkar, W. P. Goh, H. -S. Chu, F. Wang, Z. Huang, and Joel. K. W. Yang, “Second-harmonic generation from sub-5-nm gaps by directed self-assembly of nanoparticles onto template-stripped gold substrates,”��Nano Letters��(2015), Vol. 15, pp. 5976-5981.
41. Zhaogang Dong, H. -S. Chu, D. Zhu, W. Du, Y. A. Akimov, W. P. Goh, T. Wang, K. E. J. Goh, C. Troadec, C. A. Nijhuis, and Joel K. W. Yang, “Electrically-excited surface plasmon polaritons with directionality control,”��ACS Photonics��(2015), Vol. 2, pp. 385-391.
42. Tao^#,��Zhaogang Dong^#, Joel K. W. Yang, and Q. J. Wang, “Plasmon excitation on flat graphene by��s-polarized beams using four-wave mixing,”��Optics Express��(2015), Vol. 23, pp. 7809-7819. (^#equal contribution)
43. Zhang,��Zhaogang Dong, Y. M. Wang, Y. J. Liu, S. Zhang, Joel. K. W. Yang, and Cheng-Wei Qiu, “Dynamically configurable hybridization of plasmon modes in nanoring dimer arrays,”��Nanoscale��(2015), Vol. 7, pp. 12018-12022.
44. Zhu^#,��Zhaogang Dong^#, H. -S. Chu, Y. A. Akimov, and Joel K. W. Yang, “Image dipole method for the beaming of plasmons from point sources,”��ACS Photonics��(2014), Vol. 1, pp. 1307-1312. (^#equal contribution)
45. Zhaogang Dong, M. Bosman, D. Zhu, X. M. Goh, and Joel K. W. Yang, “Fabrication of suspended metal-dielectric-metal plasmonic nanostructures,”��Nanotechnology��(2014), Vol. 25, pp. 135303.